Home / 109,476.96-151,065.37-61,727.46

Finding the Fourth Proportional to 109,476.96, 151,065.37 and 61,727.46

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Solution

The fourth proportional to 109,476.96, 151,065.37 and 61,727.46 is: 85,176.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,476.96 : 151,065.37 = 61,727.46 : x
  2. Step 2: Convert to fraction form
    109,476.96/151,065.37 = 61,727.46/x
  3. Step 3: Cross multiply
    109,476.96x = 151,065.37 × 61,727.46
  4. Step 4: Simplify right side
    109,476.96x = 9,324,881,584.06
  5. Step 5: Solve for x
    x = 9,324,881,584.06/109,476.96
  6. Step 6: Final answer
    x = 85,176.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.